Only, it became difficult to concentrate on what Pierce was saying as he interrupted by a pair shouting at each other on the street.

The face of Guardian journo Dawn Foster, who was a guest panellist appearing back in the studio, says it all:

[Image via Channel 4]

Presenter Cathy Newman had to cut away from Pierce, a move that would have required her to reach deep into the depths of her professionalism when we would have been yearning to say "shush man, we want to hear what they're fighting about".

But before the live shot was thrown back to the studio, people were already gripped by the fight.

[Via CBS]

Because it's impossible to hear an argument and not want to know how it pans out:

The segment has now been viewed thousands of times as it was posted and reposted across social media.